| Tail Number / N-Number | N456ML |
| Manufacturer | ROBINSON HELICOPTER COMPANY |
| Model | R44 II |
| Year Built | 2016 |
| Manufacturer's Serial Number | 13970 |
| Aircraft Type | Rotorcraft |
| Category | Land |
| Builder Certification | Type Certificated |
| Number of Seats | 4 seats |
| Weight Class | CLASS 1 (Up to 12,499 pounds gross take off weight) |
| Engine Manufacturer | LYCOMING |
| Engine Model | IO-540-AE1A5 |
| Engine Type | Reciprocating |
| Number of Engines | 1 engine |
| Horsepower | 260 hp (194 kW) |
| Type of Registrant | Corporation |
| Owner Name | LANGBEHN LAND & CATTLE CO INC |
| Street | 38710 203RD ST |
| City | WOLSEY |
| State | SD |
| Zip Code | 57384-8414 |
| Region | Great Lakes |
| County | Beadle County |
| Country | US |
| Fractional Ownership | No |
| Airworthiness Classification | Standard |
| Airworthiness Date | 2016-04-11 |
| Certificate Issue Date | 2016-05-27 |
| Last Action Date | 2022-06-09 |
| Expiration Date | 2029-05-31 |
| Status | Valid Registration |
| Mode S Code | 51304604 |
| Mode S Code Hex | A58984 |